LN

Lajos Nagy

NI Nitrokemia Ipartelepek: 5 patents #4 of 94Top 5%
SA Sanofi-Synthelabo: 4 patents #31 of 327Top 10%
SA Sanofi-Aventis: 2 patents #198 of 563Top 40%
RR Richter Gedeon Vegyeszeti Gyar Rt: 1 patents #309 of 706Top 45%
📍 Szentendre, HU: #4 of 34 inventorsTop 15%
Overall (All Time): #241,553 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
7619082 Process for the preparation of 3-spiro′cyclohexan-1,3′-′3H!indolin-2′-one! derivatives Éva Csikós, Csaba Gonczi, Felix Hajdu, Istvan Hermecz, Gergely Heja +5 more 2009-11-17
6884895 Process for the preparation of spiro[(4-cyclohexanone)-[3]indol]-2′[1′H]-one derivatives Csaba Gonczi, Éva Csikós, Istvan Hermecz, Gergely Heja, Árpád Illár +6 more 2005-04-26
6600039 PROCESS FOR THE PREPARATION OF N-(1,1-DIMETHYLETHYL)-4-[[5′-ETHOXY-4-CIS[2-(4-MORPHOLINO)ETHOXY]-2′-OXOSPIRO[CYCLOHEXAN-1,3′[H]INDOL]1′(2′-H)-YL]-SULFONYL]-3-METHOXYBENZAMIDE AND ITS SALTS Gergely Heja, Éva Csikós, Tünde Erösné Takácsy, Csaba Gonczi, Judit Halász +7 more 2003-07-29
6573386 Process for the preparation of spiro[(4-cyclohexanone)-[3H]indol]-2′[1′H]-one derivatives Csaba Gonczi, Éva Csikós, Istvan Hermecz, Gergely Heja, Árpád Illár +6 more 2003-06-03
6548702 Method for the preparation of 2-methoxy-4-(N-t-butylamino-carbonyl)-benzenesulfonyl chloride Csaba Gonczi, Éva Csikós, Felix Hajdu, Istvan Hermecz, Gergely Heja +6 more 2003-04-15
6541643 Process for the preparation of spiro[cis-4-(&bgr;-hydroxyethyloxy)cyclohexane-[3h]indol]-2′[1′H]one derivatives Gergely Heja, Éva Csikós, Csaba Gonczi, Judit Halász, Felix Hajdu +6 more 2003-04-01
5639905 Process for preparing N-phenyl-N-methoxyacetyl-DL-alanine methyl ester derivatives Jeno Pelyva, Pal Agocs, Csaba Soptei, Judit Benczik nee Pasztor, Zoltan Kolonics +5 more 1997-06-17
5068424 Process for preparing arylsulphonyl-isocyanates and addition derivatives thereof Gabor Besenyei, Sandor Nemeth, Laszlo Simandi, Maria Belak, Jozsef Dukai +3 more 1991-11-26
4968840 Process for preparing methoxyacetic acid Pal Agocs, Jeno Pelyva, Laszlo Legradi, Zoltan Kolonics, Csaba Soptei 1990-11-06
4954628 Process for preparing N-sulphonyl-ureas Gabor Besenyei, Sandor Nemeth, Laszlo Simandi, Maria Belak, Maria Szabo +4 more 1990-09-04
4859772 Process for the preparation of 3-isopropyl-benzo-2-thia-1,3-diazinone-(4)-2,2-dioxide Jeno Pelyva, K. Istvan Vecsey, Zoltan Kolonics, Laszlo Legradi, Andras Horvath +7 more 1989-08-22
4820838 Process for the preparation of depogen Antal Friesz, Zsuzsanna Nad, Tamas Kallay 1989-04-11
4672112 .beta.-Cyclodextrine complex of benzene sulphonyl urea derivatives Gyorgy Matolcsy, Antal Gimesi, Krisztina Pelejtei nee Bauer, Janisz Sztatisz, Agota Tombor nee Szotyori +7 more 1987-06-09
4564706 Process for the preparation of propargyl amines Zoltan Ecsery, Eva Somfai, Judit Hermann nee Voros, Gabor Szabo, Otto Orban +1 more 1986-01-14
4369252 Fermentation process for the preparation of ergot alkaloids, primarily ergocornine and .beta.-ergocryptine Geza Wack, Janos Kiss, Zsuzsa Lengyel nee Szemenyei, Eva Udvardy Nagy nee Cserey Pechany, Karoly Zalai +1 more 1983-01-18
4334103 Process for heterogeneous nucleophilic substitution reactions Laszlo Toke, Gabor Szabo, Istvan Rusznak 1982-06-08
4281170 Process for the preparation of pyrethrins and analogues thereof and insecticidal compositions containing the same Istvan Szekely, Marianna Lovasz nee Gaspar, Gabor Kovacs, Rudolf Soos, Bela Koszegi 1981-07-28
4248888 Chemical compounds Istvan Szekely, Marianna Lovasz, nee Gaspar, Gabor Kovacs, Rudolf Soos, Bela Koszegi 1981-02-03
4229366 Process for heterogeneous nucleophilic substitution reactions Laszlo Toke, Gabor Szabo, Istvan Rusznak 1980-10-21